On Thu, Sep 12, 2019 at 2:39 PM <yhchu...@realtek.com> wrote: > > From: Yan-Hsuan Chuang <yhchu...@realtek.com> > > Report chains and chain_signal in ieee80211_rx_status. > It is useful for program such as tcpdump to see if the > antennas are well connected/placed. > > 8822C is able to receive CCK rates with 2 antennas, while > 8822B can only use 1 antenna path to receive CCK rates. > > Signed-off-by: Yan-Hsuan Chuang <yhchu...@realtek.com> > --- > drivers/net/wireless/realtek/rtw88/rtw8822b.c | 1 + > drivers/net/wireless/realtek/rtw88/rtw8822c.c | 6 +++--- > drivers/net/wireless/realtek/rtw88/rx.c | 5 +++++ > 3 files changed, 9 insertions(+), 3 deletions(-) > > diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c > b/drivers/net/wireless/realtek/rtw88/rtw8822b.c > index 568033a..0861195 100644 > --- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c > +++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c > @@ -766,6 +766,7 @@ static void query_phy_status_page0(struct rtw_dev > *rtwdev, u8 *phy_status, > s8 min_rx_power = -120; > u8 pwdb = GET_PHY_STAT_P0_PWDB(phy_status); > > + /* 8822B uses only 1 antenna to RX CCK rates */ > pkt_stat->rx_power[RF_PATH_A] = pwdb - 110;
It only uses PATH_A for receiving CCK rates packets? The comment seems not clear enough. Chris
